Lockup Watchlist: September 2026 — 9 Expirations

This watchlist surfaces SPAC lockup expirations forecast for **September 2026**, ranked by date. Sponsor founder-share lockups typically run 6 months from deSPAC close; rollover and PIPE lockups typically run 12 months. When we've extracted a specific lockup clause from the merger agreement, we use that; otherwise we apply the standard convention and flag confidence as `med`. Always verify the issuer's lockup agreement before trading.

Rollover & PIPE Lockups

• **2026-09-16** — Southport Acquisition Corporation (PORT), combined with Angel Studios, Inc., closed 2025-09-16
• **2026-09-26** — Denali Capital Acquisition Corp. (DECA), combined with Semnur Pharmaceuticals, Inc., closed 2025-09-26
• **2026-09-30** — Ares Acquisition Corp II (AACT), combined with Kodiak Al, Inc., closed 2025-09-30

Sponsor (founder-share) Lockups

• **2026-09-02** — EQV Ventures Acquisition Corp. (FTW), combined with Presidio MidCo Inc., closed 2026-03-02
• **2026-09-20** — Inflection Point Acquisition Corp. IV (BACQ), combined with Merlin, Inc., closed 2026-03-20
• **2026-09-20** — dMY Squared Technology Group, Inc. (DMYY), combined with Horizon Quantum, closed 2026-03-20
• **2026-09-20** — Pelican Acquisition Corp (PELI), combined with Greenland Exploration Limited, closed 2026-03-20
• **2026-09-24** — Vine Hill Capital Investment Corp. (VCIC), combined with Odysseus (Cayman) Ltd, closed 2026-03-24
• **2026-09-27** — XANADU QUANTUM TECHNOLOGIES FORMER SPAC INC. (CHAC), combined with Xanadu, closed 2026-03-27